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Eng
Kyocera TASKalfa 308ci
Troubleshooting. Malfunction
(1) The login fails with other than the ID card
Step |
Description |
Assumed cause |
Measures |
1 |
Checking the settings |
[User/Job Account] is valid while the card authentication kit is not installed. |
Set [System Menu] > [User Login/Job Accounting] > [Card Setting] > [Next] > [Keyboard Login] to [On]. |
(2) The main unit does not operate at all even if the power switch is turned on
Step |
Description |
Assumed cause |
Measures |
1 |
Measuring the input voltage |
The power cord has no continuity. |
Plug the power cord into another wall outlet. |
2 |
Replacing the power cord |
The power cord is faulty. |
Check the continuity in the power cord, and replace the power cord if there is no continuity. |
3 |
Replacing the power switch |
The power switch is faulty. |
Check the continuity between the contacts of the power switch. Then, replace the power switch if there is no continuity. |
4 |
Checking the connection |
The connector is not properly connected or the wire is faulty |
Clean the terminal of the following wire connectors and reconnect the connectors. If there is no continuity, replace the wire. • Power switch - Engine PWB • Low voltage PWB - Engine PWB |
5 |
Replacing the low voltage PWB |
The low voltage PWB is faulty. |
Replace the low voltage PWB. |
6 |
Replacing the engine PWB |
The engine PWB is faulty. |
Replace the engine PWB. |
(3) Toner drops over the paper conveying section.
(Final phenomenon: Toner adheres on the paper leading edge)
Step |
Description |
Assumed cause |
Measures |
1 |
Cleaning the developer unit and drum unit |
The developer unit or the drum unit is dirty. |
Clean the developer unit and the drum unit. |
2 |
Executing Developer refresh |
The toner is deteriorated. |
Execute the developer refresh twice. |
3 |
Replacing the developer unit |
The toner is deteriorated. |
Replace the developer unit. |